Initial import

[samba] / source / libads / ads_ldap.c

diff --git a/source/libads/ads_ldap.c b/source/libads/ads_ldap.c
new file mode 100644 (file)
index 0000000..fea4cd0
--- /dev/null
+++ b/source/libads/ads_ldap.c
@@ -0,0 +1,105 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   Winbind ADS backend functions
+
+   Copyright (C) Andrew Tridgell 2001
+   Copyright (C) Andrew Bartlett 2002
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#ifdef HAVE_LDAP
+
+/* convert a sid to a DN */
+
+ADS_STATUS ads_sid_to_dn(ADS_STRUCT *ads,
+                        TALLOC_CTX *mem_ctx,
+                        const DOM_SID *sid,
+                        char **dn)
+{
+       ADS_STATUS rc;
+       LDAPMessage *msg = NULL;
+       LDAPMessage *entry = NULL;
+       char *ldap_exp;
+       char *sidstr = NULL;
+       int count;
+       char *dn2 = NULL;
+
+       const char *attr[] = {
+               "dn",
+               NULL
+       };
+
+       if (!(sidstr = sid_binstring(sid))) {
+               DEBUG(1,("ads_sid_to_dn: sid_binstring failed!\n"));
+               rc = ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
+               goto done;
+       }
+
+       if(!(ldap_exp = talloc_asprintf(mem_ctx, "(objectSid=%s)", sidstr))) {
+               DEBUG(1,("ads_sid_to_dn: talloc_asprintf failed!\n"));
+               rc = ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
+               goto done;
+       }
+
+       rc = ads_search_retry(ads, (void **)(void *)&msg, ldap_exp, attr);
+
+       if (!ADS_ERR_OK(rc)) {
+               DEBUG(1,("ads_sid_to_dn ads_search: %s\n", ads_errstr(rc)));
+               goto done;
+       }
+
+       if ((count = ads_count_replies(ads, msg)) != 1) {
+               fstring sid_string;
+               DEBUG(1,("ads_sid_to_dn (sid=%s): Not found (count=%d)\n", 
+                        sid_to_string(sid_string, sid), count));
+               rc = ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
+               goto done;
+       }
+
+       entry = ads_first_entry(ads, msg);
+
+       dn2 = ads_get_dn(ads, entry);
+
+       if (!dn2) {
+               rc = ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
+               goto done;
+       }
+
+       *dn = talloc_strdup(mem_ctx, dn2);
+
+       if (!*dn) {
+               ads_memfree(ads, dn2);
+               rc = ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
+               goto done;
+       }
+
+       rc = ADS_ERROR_NT(NT_STATUS_OK);
+
+       DEBUG(3,("ads sid_to_dn mapped %s\n", dn2));
+
+       SAFE_FREE(dn2);
+done:
+       if (msg) ads_msgfree(ads, msg);
+       if (dn2) ads_memfree(ads, dn2);
+
+       SAFE_FREE(sidstr);
+
+       return rc;
+}
+
+#endif